[chenxing:mstar_v6_5_reorder 383/700] drivers/soc/mstar/mstar-msc313-cmdq.c:157:13: warning: unused variable 'i'
kernel test robot <[email protected]> Sun, 02 Aug 2026 17:54:18 +0800
| Newsgroups | dev.linux.lists.oe-kbuild-all |
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tree: https://github.com/linux-chenxing/linux.git mstar_v6_5_reorder head: 1a5c60e65ea399670a5384b869c4958338af2799 commit: ac59ae9915c2ea650a0bb8b7b64a4f716d40ab15 [383/700] soc: mstar: MSC313 CMDQ driver config: nios2-allmodconfig (https://download.01.org/0day-ci/archive/20260802/[email protected]/config) compiler: nios2-linux-gcc (GCC) 11.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260802/[email protected]/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All warnings (new ones prefixed by >>): drivers/soc/mstar/mstar-msc313-cmdq.c: In function 'msc313_cmdq_probe': >> drivers/soc/mstar/mstar-msc313-cmdq.c:157:13: warning: unused variable 'i' [-Wunused-variable] 157 | int i, ret; | ^ >> drivers/soc/mstar/mstar-msc313-cmdq.c:155:34: warning: unused variable 'chan' [-Wunused-variable] 155 | struct msc313_cmdq_chan *chan; | ^~~~ At top level: >> drivers/soc/mstar/mstar-msc313-cmdq.c:114:33: warning: 'soft_inter_field' defined but not used [-Wunused-variable] 114 | static struct reg_field soft_inter_field = REG_FIELD(REG_RAW_IRQ_FINAL_IRQ, 4, 7); | ^~~~~~~~~~~~~~~~ >> drivers/soc/mstar/mstar-msc313-cmdq.c:113:33: warning: 'cmdq_done_field' defined but not used [-Wunused-variable] 113 | static struct reg_field cmdq_done_field = REG_FIELD(REG_RAW_IRQ_FINAL_IRQ, 3, 3); | ^~~~~~~~~~~~~~~ >> drivers/soc/mstar/mstar-msc313-cmdq.c:104:33: warning: 'skip_wait_mask_field' defined but not used [-Wunused-variable] 104 | static struct reg_field skip_wait_mask_field = REG_FIELD(REG_SKIPFORCE, 5, 5); | ^~~~~~~~~~~~~~~~~~~~ >> drivers/soc/mstar/mstar-msc313-cmdq.c:103:33: warning: 'skip_wr_mask_field' defined but not used [-Wunused-variable] 103 | static struct reg_field skip_wr_mask_field = REG_FIELD(REG_SKIPFORCE, 4, 4); | ^~~~~~~~~~~~~~~~~~ >> drivers/soc/mstar/mstar-msc313-cmdq.c:102:33: warning: 'skip_pollneq_field' defined but not used [-Wunused-variable] 102 | static struct reg_field skip_pollneq_field = REG_FIELD(REG_SKIPFORCE, 3, 3); | ^~~~~~~~~~~~~~~~~~ >> drivers/soc/mstar/mstar-msc313-cmdq.c:101:33: warning: 'skip_polleq_field' defined but not used [-Wunused-variable] 101 | static struct reg_field skip_polleq_field = REG_FIELD(REG_SKIPFORCE, 2, 2); | ^~~~~~~~~~~~~~~~~ >> drivers/soc/mstar/mstar-msc313-cmdq.c:100:33: warning: 'skip_wait_field' defined but not used [-Wunused-variable] 100 | static struct reg_field skip_wait_field = REG_FIELD(REG_SKIPFORCE, 1, 1); | ^~~~~~~~~~~~~~~ >> drivers/soc/mstar/mstar-msc313-cmdq.c:99:33: warning: 'skip_wr_field' defined but not used [-Wunused-variable] 99 | static struct reg_field skip_wr_field = REG_FIELD(REG_SKIPFORCE, 0, 0); | ^~~~~~~~~~~~~ >> drivers/soc/mstar/mstar-msc313-cmdq.c:90:33: warning: 'rst_cmd_st_ptr_trig_field' defined but not used [-Wunused-variable] 90 | static struct reg_field rst_cmd_st_ptr_trig_field = REG_FIELD(REG_TRIG1, 3, 3); | ^~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/soc/mstar/mstar-msc313-cmdq.c:89:33: warning: 'mov_cmd_ptr_field' defined but not used [-Wunused-variable] 89 | static struct reg_field mov_cmd_ptr_field = REG_FIELD(REG_TRIG1, 1, 1); | ^~~~~~~~~~~~~~~~~ >> drivers/soc/mstar/mstar-msc313-cmdq.c:88:33: warning: 'dma_trig_field' defined but not used [-Wunused-variable] 88 | static struct reg_field dma_trig_field = REG_FIELD(REG_TRIG1, 0, 0); | ^~~~~~~~~~~~~~ >> drivers/soc/mstar/mstar-msc313-cmdq.c:85:33: warning: 'buff_mode_field' defined but not used [-Wunused-variable] 85 | static struct reg_field buff_mode_field = REG_FIELD(REG_TRIG0, 1, 2); | ^~~~~~~~~~~~~~~ >> drivers/soc/mstar/mstar-msc313-cmdq.c:84:33: warning: 'dma_trig_en_field' defined but not used [-Wunused-variable] 84 | static struct reg_field dma_trig_en_field = REG_FIELD(REG_TRIG0, 0, 0); | ^~~~~~~~~~~~~~~~~ >> drivers/soc/mstar/mstar-msc313-cmdq.c:81:43: warning: 'enable_en_field' defined but not used [-Wunused-variable] 81 | static struct reg_field enable_en_field = REG_FIELD(REG_ENABLE, 0, 0); | ^~~~~~~~~~~~~~~ vim +/i +157 drivers/soc/mstar/mstar-msc313-cmdq.c 79 80 #define REG_ENABLE 0x4 > 81 static struct reg_field enable_en_field = REG_FIELD(REG_ENABLE, 0, 0); 82 83 #define REG_TRIG0 0x8 > 84 static struct reg_field dma_trig_en_field = REG_FIELD(REG_TRIG0, 0, 0); > 85 static struct reg_field buff_mode_field = REG_FIELD(REG_TRIG0, 1, 2); 86 87 #define REG_TRIG1 0xc > 88 static struct reg_field dma_trig_field = REG_FIELD(REG_TRIG1, 0, 0); > 89 static struct reg_field mov_cmd_ptr_field = REG_FIELD(REG_TRIG1, 1, 1); > 90 static struct reg_field rst_cmd_st_ptr_trig_field = REG_FIELD(REG_TRIG1, 3, 3); 91 92 #define REG_CMD_ST_PTR0 0x10 93 #define REG_CMD_ST_PTR1 0x14 94 #define REG_CMD_END_PTR0 0x18 95 #define REG_CMD_END_PTR1 0x1c 96 97 98 #define REG_SKIPFORCE 0x90 > 99 static struct reg_field skip_wr_field = REG_FIELD(REG_SKIPFORCE, 0, 0); > 100 static struct reg_field skip_wait_field = REG_FIELD(REG_SKIPFORCE, 1, 1); > 101 static struct reg_field skip_polleq_field = REG_FIELD(REG_SKIPFORCE, 2, 2); > 102 static struct reg_field skip_pollneq_field = REG_FIELD(REG_SKIPFORCE, 3, 3); > 103 static struct reg_field skip_wr_mask_field = REG_FIELD(REG_SKIPFORCE, 4, 4); > 104 static struct reg_field skip_wait_mask_field = REG_FIELD(REG_SKIPFORCE, 5, 5); 105 106 #define REG_RESET 0x0c4 107 static struct reg_field rst_nrst_field = REG_FIELD(REG_RESET, 0, 0); 108 109 #define REQ_CRASH0 0x108 110 #define REQ_CRASH1 0x10c 111 112 #define REG_RAW_IRQ_FINAL_IRQ 0x110 > 113 static struct reg_field cmdq_done_field = REG_FIELD(REG_RAW_IRQ_FINAL_IRQ, 3, 3); > 114 static struct reg_field soft_inter_field = REG_FIELD(REG_RAW_IRQ_FINAL_IRQ, 4, 7); 115 116 #define REG_IRQ_FORCE 0x118 117 #define REG_IRQ_MASK 0x11c 118 #define REG_IRQ_CLEAR 0x120 119 120 static const struct regmap_config msc313_cmdq_regmap_config = { 121 .name = DRIVER_NAME, 122 .reg_bits = 16, 123 .val_bits = 16, 124 .reg_stride = 4, 125 }; 126 127 struct msc313_cmdq { 128 struct clk *clk; 129 struct regmap *regmap; 130 struct regmap_field *nrst; 131 }; 132 133 static const struct of_device_id msc313_cmdq_of_match[] = { 134 { .compatible = "mstar,msc313-cmdq", }, 135 {}, 136 }; 137 MODULE_DEVICE_TABLE(of, msc313_cmdq_of_match); 138 139 static irqreturn_t msc313_cmdq_irq(int irq, void *data) 140 { 141 struct msc313_cmdq *cmdq = data; 142 143 printk("%s:%d\n", __func__, __LINE__); 144 145 regmap_write(cmdq->regmap, REG_IRQ_FORCE, 0); 146 regmap_write(cmdq->regmap, REG_IRQ_CLEAR, ~0); 147 148 return IRQ_HANDLED; 149 } 150 151 static int msc313_cmdq_probe(struct platform_device *pdev) 152 { 153 struct msc313_cmdq *cmdq; 154 struct device *dev = &pdev->dev; > 155 struct msc313_cmdq_chan *chan; 156 void __iomem *base; > 157 int i, ret; 158 int irq; 159 160 printk("cmdq probe\n"); 161 162 cmdq = devm_kzalloc(&pdev->dev, sizeof(*cmdq), GFP_KERNEL); 163 if (!cmdq) 164 return -ENOMEM; 165 166 base = devm_platform_ioremap_resource(pdev, 0); 167 if (IS_ERR(base)) 168 return PTR_ERR(base); 169 170 cmdq->regmap = devm_regmap_init_mmio(dev, base, 171 &msc313_cmdq_regmap_config); 172 if (IS_ERR(cmdq->regmap)) 173 return PTR_ERR(cmdq->regmap); 174 175 cmdq->clk = devm_clk_get(dev, NULL); 176 if (IS_ERR(cmdq->clk)) { 177 return PTR_ERR(cmdq->clk); 178 } 179 180 irq = irq_of_parse_and_map(pdev->dev.of_node, 0); 181 if (!irq) 182 return -EINVAL; 183 ret = devm_request_irq(dev, irq, msc313_cmdq_irq, 184 IRQF_SHARED, dev_name(dev), cmdq); 185 186 cmdq->nrst = devm_regmap_field_alloc(dev, cmdq->regmap, rst_nrst_field); 187 188 ret = clk_prepare_enable(cmdq->clk); 189 if (ret) 190 goto out; 191 192 out: 193 return ret; 194 } 195 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki